CVE-2024-7774

CRITICAL

Langchain.js < 0.2.19 - Path Traversal

Title source: rule

Description

A path traversal vulnerability exists in the `getFullPath` method of langchain-ai/langchainjs version 0.2.5. This vulnerability allows attackers to save files anywhere in the filesystem, overwrite existing text files, read `.txt` files, and delete files. The vulnerability is exploited through the `setFileContent`, `getParsedFile`, and `mdelete` methods, which do not properly sanitize user input.

Scores

CVSS v3 9.1
EPSS 0.0044
EPSS Percentile 62.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Classification

CWE
CWE-29 CWE-22
Status published

Affected Products (2)

langchain/langchain.js
npm/langchain < 0.2.19npm

Timeline

Published Oct 29, 2024
Tracked Since Feb 18, 2026